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Home >> Toyota >> 2003 >> Highlander Base, 2.4 D, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 856 (Security Control System (With Intelligent Key System)) >> Ecu Diagnosis Information >> IPDM E/R (Intelligent Power Distribution Module Engine Room) >> Fail Safe >> Can Communication Control >> If No CAN Communication Is Available With ECM
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If No CAN Communication Is Available With ECM

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
Control part Fail-safe in operation
Cooling fan
  • Turns ON the cooling fan relay when the ignition switch is turned ON
  • Turns OFF the cooling fan relay when the ignition switch is turned OFF
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